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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2016
Commitments and Contingencies Disclosure [Abstract]  
Future non-cancelable purchase and service obligations
We enter into fixed purchase and service obligations in the ordinary course of business.  These arrangements primarily consist of, construction contract for the new facility, advertising commitments and service contracts.  At December 31, 2016, future purchase and service obligations greater than $100,000 and one year were as follows (in thousands):
 
2017
 
$
12,630

(1) 
2018
 
8,799

 
2019
 
3,876

 
2020
 
2,549

 
2021
 
800

 
Thereafter
 
400

 
Total obligations
 
$
29,054